BIRK Dark Pool Activity
ATS off-exchange volume intelligence · Week of 2026-07-20
BIRK dark pool volume for the week of 2026-07-20: 2.1M shares traded across 28 ATS venues with a total notional value of $88.0M. Volume is down 13.6% week-over-week. Primary routing venues include , INTELLIGENT CROSS LLC, UBS ATS.
Dark pool activity in BIRK reflects institutional order flow executing on Alternative Trading Systems (ATS) registered with the SEC — private venues where large-block trades are matched away from public exchanges to minimize price impact. StonkWhisper ingests FINRA-published ATS volume data to track these off-exchange flows. Sustained elevation in dark pool percentage — particularly when concentrated at specific venues — can indicate institutional accumulation or distribution ahead of significant price moves. The interactive charts below show 12-week historical volume and complete venue breakdown for BIRK.
Weekly History
| Week | Shares | DP % | WoW |
|---|---|---|---|
| 2026-07-20 | 2.1M | — | -13.6% |
| 2026-07-13 | 2.4M | — | +14.1% |
| 2026-07-06 | 2.1M | — | -3.9% |
| 2026-06-29 | 2.2M | — | -21.4% |
| 2026-06-22 | 2.8M | — | -21.4% |
| 2026-06-15 | 3.6M | — | -11.1% |
| 2026-06-08 | 4.0M | — | +14.7% |
| 2026-06-01 | 3.5M | — | -10.8% |
| 2026-05-25 | 3.9M | — | -43.0% |
| 2026-05-18 | 6.9M | 92.6% | -12.7% |
| 2026-05-11 | 7.9M | 106.1% | +191.8% |
| 2026-05-04 | 2.7M | — | -18.4% |